Home›Asteroids›178590 1999 YO23178590 1999 YO23Main-belt minor planetDesignation(178590) 1999 YO23ClassMain-beltSemi-major axis2.4064248 AUEccentricity0.1695052Inclination2.17841°Absolute magnitude (H)17.45Perihelion1.999 AUAphelion2.814 AU